Include ctime and use std::time function.

test/dijkstra_no_color_map_compare.cpp

@@ -10,6 +10,7 @@
 #include <iostream>
 #include <map>
 #include <vector>
+#include <ctime>
 #include <boost/config.hpp>
 
 #ifdef BOOST_MSVC
@@ -80,7 +81,7 @@ int main(int argc, char* argv[])
 
     int vertices_to_create = 10;
     int edges_to_create = 500;
-    std::size_t random_seed = time(0);
+    std::size_t random_seed = std::time(0);
 
     if (argc > 1)
     {

test/grid_graph_test.cpp

@@ -10,6 +10,7 @@
 #include <fstream>
 #include <iostream>
 #include <set>
+#include <ctime>
 
 #include <boost/foreach.hpp>
 #include <boost/lexical_cast.hpp>
@@ -224,7 +225,7 @@ template < unsigned int Dims > void do_test(minstd_rand& generator)
 int main(int argc, char* argv[])
 {
 
-    std::size_t random_seed = time(0);
+    std::size_t random_seed = std::time(0);
 
     if (argc > 1)
     {

test/incremental_components_test.cpp

@@ -10,6 +10,7 @@
 #include <iostream>
 #include <map>
 #include <set>
+#include <ctime>
 
 #include <boost/foreach.hpp>
 #include <boost/graph/adjacency_list.hpp>
@@ -127,7 +128,7 @@ template < typename Graph > void test_graph(const Graph& graph)
 int main(int argc, char* argv[])
 {
     std::size_t vertices_to_generate = 100, edges_to_generate = 50,
-                random_seed = time(0);
+                random_seed = std::time(0);
 
     // Parse command-line arguments
 

test/mcgregor_subgraphs_test.cpp

@@ -12,6 +12,7 @@
 #include <fstream>
 #include <sstream>
 #include <vector>
+#include <ctime>
 
 #include <boost/lexical_cast.hpp>
 #include <boost/random.hpp>
@@ -311,7 +312,7 @@ int main(int argc, char* argv[])
 {
     int vertices_to_create = 10;
     int max_edges_per_vertex = 2;
-    std::size_t random_seed = time(0);
+    std::size_t random_seed = std::time(0);
 
     if (argc > 1)
     {

test/metric_tsp_approx.cpp

@@ -90,7 +90,7 @@ void testScalability(unsigned numpts)
     typedef set< simple_point< double >, cmpPnt< double > > PointSet;
     typedef vector< Vertex > Container;
 
-    boost::mt19937 rng(time(0));
+    boost::mt19937 rng(std::time(0));
     uniform_real<> range(0.01, (numpts * 2));
     variate_generator< boost::mt19937&, uniform_real<> > pnt_gen(rng, range);